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Developing Web Interfaces For ROS Robots #3 – Building a web joystick to control the robot

by Marco Arruda | Feb 21, 2020 | ROS Q&A

Hello ROS Developers, This is the 3rd of 4 posts of the series Developing web interfaces for ROS Robots. In this post, we are going to create a "joystick" to send velocity commands to a robot from the webpage. 1 - Creating the HTML First we are going to create the...

[ROS Mini Challenge] #5 – make a robot detect and avoid an obstacle

by Bayode Aderinola | Feb 19, 2020 | ROS Q&A, ROS Tutorials

In this post, we will see how to make a robot detect and avoid an obstacle in its front. We will move the robot forward until it detects there's an obstacle (the wall) closer than 1 meter. Then, we will stop the robot so that it does not collide with the wall. PS:...

ROS Mini Challenge #4 – Controlling a drone with ROS Actions

by Ruben Alves | Feb 15, 2020 | ROS Q&A

What we are going to learn Learn how to create a ROS Action message and compile it for C++, to control a drone. List of resources used in this post The ROSject of the project with the simulation and...

Developing Web Interfaces For ROS Robots #2 – Adding styles to the ROS control web page

by Marco Arruda | Feb 14, 2020 | ROS Q&A

Hello ROS Developers, This is the 2nd of 4 posts of the series Developing web interfaces for ROS Robots. In this post, we are going to add some styles to the web page using a very popular framework: Bootstrap. Furthermore, we will add a JavaScript framework to make...

[ROS Mini Challenge] #3 – make a manipulator robot execute a trajectory

by Bayode Aderinola | Feb 12, 2020 | ROS Q&A, ROS Tutorials

In this post, we will see how to configure MoveIt to make a manipulator robot execute a trajectory based on a Position Goal. We send a Position Goal to the manipulator, and the robot computes and executes a trajectory plan in order to reach this goal. PS: This ROS...